<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Just a test</title>
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link href="css/bootstrap.min.css" rel="stylesheet">
    <link href="css/test.css" rel="stylesheet">
</head>
<body>
<nav class="navbar navbar-default" role="navigation">
    <div class="navbar-header">
        <button type="button" class="navbar-toggle" data-toggle="collapse" data-target=".navbar-collapse">
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
            <span class="icon-bar"></span>
        </button>
    </div>
    <a class="navbar-brand navbar-center" href="#">
        <img src="http://placehold.it/100x40" alt="Logo Here">
    </a>
    <div class="navbar-collapse collapse">
        <ul class="nav navbar-nav navbar-left">
            <li><a href="#itemonelink">Item One</a></li>
            <li><a href="#itemtwolink">Item Two</a></li>
        </ul>
        <ul class="nav navbar-nav navbar-right">
            <li><a href="#signuplink">Signup</a></li>
            <li><a href="#loginlink">Login</a></li>
        </ul>
    </div>
</nav>

</body>
</html>